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hearing aid: Media

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Explore the rich history and technological advancement of the audiology department at Northwestern University's Center for Audiology, Speech, Language, and Learning
Learn about the audiology department of the Center for Audiology, Speech, Language,...
Video: Courtesy of Northwestern University (A Britannica Publishing Partner)

Images

hearing aid
Hearing aid.
Nordelch
Man wearing an in-the-ear hearing aid, which fits completely inside the outer ear.
Β© Knopf im Ohr/Fotolia
Woman wearing a behind-the-ear hearing aid.
Β© Piotr Marcinski/Fotolia